# A373519 (b-file synthesized from sequence entry) 0 1 1 1 2 1 3 1 4 1 5 31 6 181 7 631 8 1681 9 60481 10 687961 11 4379761 12 19982161 13 802740511 14 13848694861 15 131732390791 16 873339798241 17 38385869907841 18 894783905472241 19 11506538747852641 20 101612306808695521 21 4824806928717603871 22 142148609212891008421